Stand-up wheelchair



FIG. 1 is a right front perspective view of the stand-up wheelchair in its elevated position;

FIG. 2 is a right side view of the stand-up wheelchair in its seated position;

FIG. 3 is a rear view of the stand-up wheelchair in its seated position;

FIG. 4 is a rear view of the stand-up wheelchair in its elevated position;

FIG. 5 is a front view of the stand-up wheelchair in its seated position;

FIG. 6 is a front view of the stand-up wheelchair in its elevated position; and,

FIG. 7 is a top view of the stand up wheelchair in its elevated position. 

We claim the ornamental design for a stand-up wheelchair, as shown and described. 